The contact owns a 2017 Hyundai Tucson. The contact stated the vehicle was taken to an independent mechanic for a scheduled oil change, and the contact was informed that the oil level was extremely low. The oil light was illuminated. The contact took the vehicle to the dealer for an oil consumption test. The vehicle was checked after 1,000 miles and failed the consumption test. The vehicle was not repaired, and the failure persisted. The manufacturer was notified of the failure but offered no assistance. The failure mileage was approximately 95,000.

- Ypsilanti, MI, USA

Not to long after I purchased the car I have to put oil in the car every 4 to 5 weeks.Sometimes the motor sounds like it-??s going to blow.The car slows down and sounds loud.Never once has a oil light turned on.When I checked the oil it doesn-??t appear on the stick.

- Pomona, CA, USA

The contact owns a 2017 Hyundai Tucson. The contact stated that while driving at an unknown speed, an abnormal knocking sound started with the check engine warning light was illuminated. The vehicle was taken to an independent mechanic and the contact was informed that the oil level was extremely low. The vehicle was taken to the dealer to service recall NHTSA Campaign Number: 21V727000 (Engine); however, the recall was not related to the failure. The manufacturer was notified of the failure. The vehicle was repaired. The failure mileage was approximately 63,000.

- Worcester, MA, USA

The contact owns a 2017 Hyundai Tucson. The contact stated that while operating the vehicle there was a knocking sound coming from the engine compartment. While inspecting the vehicle it was discovered that the engine oil was extremely low, even though the oil had been recently changed. The vehicle was taken to the local dealer who initiated an oil consumption test. No further information was available. The manufacturer was notified of the failure. The failure mileage was 75,000.

- Alexandria, VA, USA